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CENGAGE ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
- If f(theta)=(1-sin2theta+cos2theta)/(2cos2theta) , then value of 8f(1...
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- In triangle A B C ,2a csin(1/2(A-B+C)) is equal to (a) a^2+b^2-c^2 (b...
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- tan100^0+tan125^0+tan100^0tan125^0 is equal to 0 (b) 1/2 (c) -1 (d) ...
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- The solution set of the system of equations x+y=(2pi)/3,cosx+cosy=3/2,...
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- Let A1,A2,....An be the vertices of an n-sided regular polygon such t...
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- The positive integer value of n >3 satisfying the equation 1/(sin(pi/n...
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- Let f(x)=x^2a n dg(x)=sinxfora l lx in Rdot Then the set of all x sat...
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- IF the lengths of the side of triangle are 3,5 and 7, then the largest...
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- For x in (0, pi) the equation sin x+2 sin 2x-sin 3x=3 has
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- In triangle A B C ,/B=pi/3,a n d/C=pi/4dot Let D divided B C internall...
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- If costheta1 =2costheta2, then tan((theta1-theta2)/2)tan((theta1+thet...
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- If (cos e c^2theta-4)x^2+(cottheta+sqrt(3))x+cos^2(3pi)/2=0 holds true...
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- Consider the following statements concerning a DeltaABC (i) The sid...
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- Which of the following is the value of sin 27^0-cos 27^0? (a) -(s...
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- If the equation sin^2 x-a sin x + b = 0 has only one solution in (0, p...
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- In triangle A B C ,a , b , c are the lengths of its sides and A , B ,C...
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- In a A B C , if tanA:tanB :tanC=3:4:5, then the value of sinA sinB ...
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- Let tanx-tan^2x >0 and |2sinx|<1 . Then the intersection of which of t...
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- One angle of an isosceles triangle is 120^0 and the radius of its inci...
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- If cot^(2)x=cot(x-y)*cot(x-z), then cot2x is equal to (x!= pm pi/4)
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